Gear up in Carhartt's flame resistant duck bomber jacket with quilt lining. Protection isshown in its arc rating of 54.3 cal/cm² and HRC level 4 compliance. This flame resistantbomber jacket is an important piece to your personal protection on the job! The quilt liningis sure to keep you warm in the coldest temperatures with two inside pockets with FRhook-and-loop closures that offer additional storage. A hidden arc protective brass zipper,and Nomex rib-knit cuffs and waistband are great safety details on this FR Carhartt Jacket.